Add file browser example.

-switchers "file:rofi-file-browser.sh" -show file

Examples/rofi-file-browser.sh

@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+
+EDITOR=xdg-open
+
+CUR_DIR=$PWD
+
+PREV_LOC_FILE=~/.rofi_fb_prevloc
+
+# Read last location, otherwise we default to PWD.
+if [ -f "${PREV_LOC_FILE}" ]
+then
+    CUR_DIR=$(cat "${PREV_LOC_FILE}") 
+fi 
+
+# Handle argument.
+if [ -n "$@" ]
+then
+    CUR_DIR="${CUR_DIR}/$@"
+fi
+
+# If argument is no directory.
+if [ ! -d "${CUR_DIR}" ]
+then
+    if [ -x "${CUR_DIR}" ]
+    then
+        coproc ( "${CUR_DIR}" &  > /dev/null 2>&1 )
+        exec 1>&-
+        exit;
+    elif [ -f "${CUR_DIR}" ]
+    then
+        coproc ( ${EDITOR} "${CUR_DIR}" & > /dev/null  2>&1 )
+        exit;
+    fi
+    exit;
+fi
+
+# process current dir.
+if [ -n "${CUR_DIR}" ]
+then
+    CUR_DIR=$(readlink -e "${CUR_DIR}")
+    echo "${CUR_DIR}" > "${PREV_LOC_FILE}"
+    pushd "${CUR_DIR}" >/dev/null
+fi
+
+echo ".."
+ls